CN101970951A - Control system for solar installations - Google Patents
Control system for solar installations Download PDFInfo
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- CN101970951A CN101970951A CN2008801119203A CN200880111920A CN101970951A CN 101970951 A CN101970951 A CN 101970951A CN 2008801119203 A CN2008801119203 A CN 2008801119203A CN 200880111920 A CN200880111920 A CN 200880111920A CN 101970951 A CN101970951 A CN 101970951A
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- 238000009434 installation Methods 0.000 title abstract 2
- 238000007600 charging Methods 0.000 claims description 31
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000007613 environmental effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 2
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- 238000010168 coupling process Methods 0.000 description 3
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/10—Control of position or direction without using feedback
- G05D3/105—Solar tracker
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/20—Arrangements for controlling solar heat collectors for tracking
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/20—Systems characterised by their energy storage means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Abstract
The invention relates to a control system for solar installations having at least one solar module which can pivot about at least one pivoting axis and has an associated drive device for readjusting the solar module as a function of the time of day, with the drive device having a drive unit and a control unit for controlling the drive unit, wherein the control unit (5) comprises a converter (6), such that the control unit (5) and/or the drive unit (4) are/is supplied with electrical power by means of a battery unit (8), wherein the battery unit (8) can be charged during normal operation of the solar module (3) by means of a charger (9) which is arranged between a power supply system (10) and the battery unit (8).
Description
Technical field
The present invention relates to a kind ofly according to claim 1,11 and 14 control systems that are used for solar facilities as described in the preamble, this solar facilities has at least one can be around solar energy module of at least one rotating shaft deflection.
Background technology
DE202004018286U1 discloses a kind of control system that is used for solar facilities, but wherein is that the solar energy module that deflection is provided with distributes drive unit.This drive unit comprises that on the one hand drive motors as driver element, has the control module that is used to control this drive motors on the other hand.This driver element makes can guide solar energy module according to position of sun, thereby this solar energy module is arranged on the direction that becomes best angle with solar rays always.But along with the quantity of solar energy module increases, regulate expenditure is also increasing.
Described driver element for example can comprise asynchronous machine, relative robust of this asynchronous machine and design reliably.But this asynchronous machine has only a unique revolution all the time, thus under the urgent driving situation, just hurricane and heavy rain are appearring and in the decline of solar energy module can continue the long period, this may cause the damage of solar energy module.Need relatively bothersome stand-by generator group in addition, so that when current failure, solar energy module deflected into for example home of level.
DE102005013334A1 discloses a kind of control system that is used for solar facilities, this solar facilities has can be around the solar energy module of at least one rotating shaft deflection, distribute drive unit to guide this solar energy module with the foundation position of sun, control module or control module that this drive unit has the driver element of being made up of two drive motors and is used to control these drive motors to this solar energy module.This control module and sensor unit coupling, this sensor unit provides the sensing data according to weather, as wind speed, temperature etc.Sensing data according to weather will be through handling and realizing being arranged on the real-time influence according to situation of the tentation data in this control module in control module, this tentation data is used to control driver element, thereby this solar energy module is controlled all the time or be adjusted to the direction of position of sun and become correct angle when normal operation.The shortcoming of this known control system is that the control cost is higher relatively, provides special control module because drive unit is necessary for each solar energy module.The guidance precision of solar energy module is limited in addition, because the drive motors of drive unit is directly actuated by control module.
Summary of the invention
Therefore, task of the present invention is the control system that expansion is used for solar facilities, make the precision of improvement when the guidance solar energy module advantageously to reduce the control cost, and the difficulty of reduction control.
In order to solve this task, the present invention has the feature of claim 1.
According to the present invention, control module has current transformer, can accurately control one or more motors of driver element by this current transformer.In addition, provide electric energy reliably and long-term and stably to power by battery unit and the charging device that is connected to power supply network at least one driver element and control module.Especially, thus can with produce electric energy by solar energy module and distribute little charging current concurrently.Do not need to switch in such a way this control system, promptly when normal operation, control module and driver element are connected to power supply network and are connected to the stand-by generator group when promptly moving.According to the present invention, irrespectively between battery unit and charging device, exist all the time with operation type (normal operation, urgent operation) to be electrically connected.When urgent operation, for example when power supply network broke down, battery unit can keep the continuation of solar energy module to move needed working voltage.By by charging device battery unit being charged, avoided reduction at the relatively costly current peak in corresponding power supply enterprise there with predetermined charge cycle approximate continuous ground.Can reduce cost thus.
One preferred implementation according to the present invention, charging device has control device, makes battery unit to charge during the permanent charge cycle that continues.Preferably, in this process, flow through less relatively charging current, thereby can avoid the current draw peak value.
One preferred implementation according to the present invention constitutes the control device of charging device like this, and promptly cell voltage and the predetermined threshold value by battery unit output compares.If this cell voltage is equal to or greater than this threshold value, then battery unit is not recharged.If this cell voltage less than this threshold value, then charges to battery unit.By selecting higher relatively threshold value, realized the relative length of charge cycle and the less relatively control of charging current.Can avoid the current draw peak value do not expected thus.
One expansion scheme according to the present invention, driver element has first drive motors, is used for solar energy module is centered on vertical rotating shaft deflection, also has second drive motors, is used for the rotating shaft deflection of solar energy module around level.In addition, driver element can have the 3rd motor, is used in height with respect to the solar energy module support of fixedlying connected with ground solar energy module being carried out linear displacement.Preferably, can in height regulate thus, make by avoiding not expecting shade on this solar energy module plane to the position description in specific daytime or by other solar energy module to solar energy module.
One expansion scheme according to the present invention, driver element has transmission device, and it is that first drive motors and/or second drive motors and/or the 3rd drive motors and the opposing party are between the support of solar energy module that this transmission device is arranged on a side.Favourable, can improve the positioning accuracy of solar energy module thus in conjunction with motor by the current transformer guiding.This especially can improve under the situation based on the solar energy module of lens, comes focus solar rays by optical element (lens) in this solar energy module.Angular accuracy advantageously can be improved to less than 1 °.
One expansion scheme according to the present invention is formed a solar units ground with solar energy module and is provided with, and wherein distributes independent battery unit and independent charging device to each solar energy module.Preferably, the size of latter linked battery unit and charging device can be very little before each, wherein each solar energy module and driver element, control module and the supply unit (battery unit, charging device) of distributing to each solar energy module form autonomous functional module.Power supply network need be built and be connected to this autonomous functional module only in predetermined scene.
One expansion scheme according to the present invention is distributed a plurality of driver elements or a solar energy module or a unique solar units to the supply unit that is made of a unique battery unit and a unique charging device.In this case, supply unit and specific solar energy module quantity need be complementary.Advantageously, the parts that can reduce thus in the energy supply process spend.
In order to solve this task, the present invention has the feature of claim 11.
Preferably, the present invention can upgrade solar energy module according to current position of sun more accurately by one or more current transformers being distributed to driver element.The drive unit of control system has control module, and this control module transmits control signal or prearranged signals by current transformer-control program to current transformer (frequency changer).By distributing a plurality of current transformers that are assigned to different solar energy modules respectively, can reduce the control cost of each driver element to control module.The further reduction of control cost is achieved like this, the preferential control appliance of promptly forming the solar energy module group of a solar units is coupled by data network and one or more other control module, and these one or more other control modules are assigned to other solar units of being made up of a plurality of solar energy modules respectively.These one or more other control modules only need be used to control the device of current transformer.The prearranged signals that is used to control this current transformer is obtained by the preferential control module of each control module by first solar units.Preferably, have only this preferential control module need be connected to sensor unit (wind sensor, the hail sensor, sun-sensors etc.), wherein the control module of other solar units connects (data network) acceptance by this preferential control module tentation data that provide, current by corresponding communication.
One expansion scheme according to the present invention, the solar energy module of each solar units and/or driver element and/or control module all constitute in the same manner.Can reduce control cost thus, because all be suitable for by all functions unit (driver element, solar energy module) of the disposable definite tentation data of preferential control module for solar units.
One expansion scheme according to the present invention, described data network can constitute the network of cable connection or constitute wireless network.For example, this wireless network can constitute wlan network, thereby guarantees to carry out between solar units the transmission of simple control signal/prearranged signals.
In order to solve this task, the present invention has the feature of claim 14.
A special benefits of the present invention is, by supervisory programme is integrated in the control module, can both realize the supervision to current transformer or solar energy module all the time.According to current status data, can change control to driver element, perhaps change programming in advance, according to the location of the predetermined solar energy module of current transformer control program.For example, the state of the solar facilities error condition that can go on record or discern and file.For example, the output of the energy of solar facilities or one or more solar units or one or more solar energy modules can go on record, thereby the analysis data are provided, and these analysis data for example can be used for proofreading and correct the control to solar energy module.Advantageously, can improve the efficient of solar energy module or simplify maintenance thus to solar energy module.
One expansion scheme according to the present invention, preferential control module has the routine of maintenance, thereby for the tentation data current transformer setting, that determine in control module can be by manipulation, make for safeguard or cleaning purpose solar energy module can be placed (for example plan-position) under the predetermined preferential position.Preferably, can instruct necessary maintenance and cleaning according to the status data/state parameter of solar energy module of determining by control module or driver element thus, this has improved the efficient of solar units, and this status data/state parameter indicates the limited operation of solar energy module.
The present invention's one expansion scheme is, is connected with the control module of distributing to solar energy module respectively by bus system by control module and this control module that dispersion is set, and can reduce the control cost.Preferably, the control to the quantity of solar energy module is disperseed wherein especially can reduce the line cost by described bus system.The efficient of this control can improve, because for a plurality of control modules unique distributing control module is set.
According to one preferred embodiment, described bus system stagewise ground is set up, and wherein this distributing control module transmits control signal to a plurality of control modules that constitute bus slave computer as bus host.
One preferred implementation according to the present invention, described distributing control module is connected with a plurality of sensor units by bus system, thereby the control signal that will send to each control module sends sensor unit to according to the sensing data that comprises the current environment condition.Advantageously, only distribute to a unique sensor unit by the distributing control module and reduce the control cost.This sensor unit is identified for the sensing data of the solar energy module of a plurality of composition solar units, and these solar energy modules are in identical environmental condition.In order to determine the environmental condition of solar units, only need a sensor unit of same-type.For example the solar module that is suitable for identical wind speed can be distributed to same distributing control module thus with unique wind measuring appliance-sensor unit.
One preferred implementation according to the present invention, described distributing control module is connected with long-range central authorities' control/monitoring arrangement by data network.This central authorities' control/monitoring arrangement makes can carry out centralized Control to a plurality of solar units, and these solar units have unique a distributing control module and a plurality of solar energy module respectively.Can concentrate thus on the other hand and monitor a plurality of solar units.
One preferred implementation according to the present invention, driver element has threephase asynchronous machine, and this asynchronous machine is that robust and life-span are permanent.The asynchronous machine that can regulate revolution makes and can apace solar energy module be dropped to for example home of level from an operating position relatively when being controlled at the high wind-force that appearance do not allow in conjunction with described, and fault that this solar energy module can not occur not expecting or damage.
One preferred implementation according to the present invention, to the control module feed, this battery unit preferably has such electric capacity by chargeable battery unit, guarantees when electrical network breaks down that promptly the solar energy module of solar units can continue operation several days.Thus advantageously, battery unit can be used as the stand-by generator group of this solar units simultaneously.
Other advantage of the present invention is provided by other dependent claims.
Description of drawings
Explain embodiments of the invention in detail by accompanying drawing below.
Fig. 1 illustrates the block diagram according to the control system of the present invention that is used for solar facilities of first embodiment,
Fig. 2 illustrates the block diagram according to the control system of the present invention that is used for solar facilities of first embodiment.
The specific embodiment
The utilization rate that the control system that the present invention is used for solar facilities can be improved economy and improve solar facilities as unified system.
The solar facilities of first embodiment of the invention is made up of a plurality of solar units shown in Figure 11, distributes drive unit 2 to these solar units respectively.
Solar units 1 has a plurality of solar energy modules 3, and this solar energy module constitutes the type of optical-electric module and solar rays is converted to electric energy.
The solar energy module 3 of solar units 1 certain distance ground in space on unshowned support is provided with.Distribute driver element 4 to these solar energy modules 3 respectively, thereby solar energy module 3 centers on the vertical rotating shaft and/or the rotating shaft deflection of level according to the current state condition, makes solar energy module 3 have the optimum orientation with respect to solar rays.Driver element 4 has suitable motor, and three-phase current asynchronous machine for example, this motor for example can drive such as the small voltage of 36v.Replace, this motor can also have the variable synchronous motor of preferred revolution.
Driver element 4 makes and can guide solar energy module 3 according to position of sun.
The front of driver element 4 is provided with control module 5 respectively, and this control module 5 comprises current transformer 6 and drives line module 7.
Current transformer 6 constitutes the variable converter of optimized frequency, and this converter is connected with battery unit 8 at input, is connected with driver element 4 at output.The current transformer 6 of distributing to solar units 1 or drive unit 2 is connected with same battery unit 8 at input.This battery unit 8 is connected with power supply network 10 by charging device 9 at input, and this power supply network for example provides size to be the alternating voltage of 230V.Charging device 9 makes can be in current absorption hour to battery unit 8 trickle charges, thereby the electric energy of a couple of days, preferred at least 5 days can be provided to the current transformer 6 of solar units 1 when power supply network 10 breaks down.Advantageously, when current failure, can guarantee guidance solar energy module 3 in a couple of days thus.
Charging device 9 has switching elements, and this switching elements has rectifier and dc voltage changer, thereby provides for example DC voltage of 36V to chargeable battery unit 8.
Charging device 9 preferably has the control device that is used to control to the charging of battery unit 8.This control device can comprise microprocessor or microcontroller.This control device is designed to, and makes this control device that the cell voltage and the predetermined threshold value of battery unit 8 outputs are compared.If this cell voltage is less than this threshold value, then to battery unit 8 chargings, wherein the input of battery unit 8 is connected to power supply network 10.If this cell voltage is equal to or greater than described threshold value, then by battery unit 8 and power supply network 10 are disconnected the charging that finishes battery unit 8.Preferably, the size of this threshold value is selected as making charge cycle longer relatively, perhaps has less relatively charging current and flow into battery unit 8 between charge period.
The drive unit 2 of solar units 1 also comprises distributing control module 11 except a plurality of driver elements 4 and a plurality of control module 5, this control module is connected with the driving line module 7 of control module 5 by bus system 12.This bus system 12 constitutes field bus system, and for example serial CAN bus makes driving between line module 7 one sides and distributing control module 11 the opposing party and can communicate.Preferably, these bus system 12 stagewise ground constitute, and wherein distributing control module 11 constitutes bus host, constitute bus slave computer and drive line module 7.Drive line module 7 and have the address respectively, thereby each control module 5 can be by 11 controls of distributing control module.
Distributing control module 11 and one or more sensor unit 13 couplings, thereby in the computing unit of distributing control module 11, calculate control signal corresponding according to the current state condition of determining by this sensor unit 13, and send control module 5 to by CAN bus 12.If for example the wind measuring transducer module by sensor unit 13 detects the high wind-force of not allowing concerning solar energy module, then in control module 11 by with predetermined threshold relatively discern this point, and send the emergency control signal by bus 12 to control module 5, thereby driver element 4 is controlled as the home that makes solar energy module 3 deflect into level from the operating position.
Distributing control module 11 preferably has microcontroller, and this microcontroller has memory, wherein carries out the position of sun program when this memory operation.This position of sun program comprises the position of sun data of each calendar year, thereby can determine control signal corresponding and send control module 5 to according to time ground, thereby can control driver element 4, makes and guides solar energy module 3 according to position of sun.
Distributing control module 11 preferably is connected to data network 14 by router, this router is connected to other distributing control module of other adjacent or long-range solar units of position, thereby guarantees to carry out exchanges data with central authorities' control/monitoring arrangement 15 in a distant place.Data network 14 for example can constitute the internet.
For example, transfer of data can be carried out, thereby the current status data of driver element 4 or control module 5 or distributing control module 11 can be detected or monitor from distributing control module 11 to this control/monitoring arrangement 15.Can also carry out transfer of data, wherein for example upgrade described position of sun program to distributing control module 11 from control/monitoring arrangement 15 to distributing control module 11.For example, can change and/or be provided with control signal, make and to control solar energy module 3 targetedly, for example move to ad-hoc location for maintenance purpose at least one control module 5.
Preferably, solar facilities has a plurality of solar units 1, and wherein distributing control module 11 is connected with same control/monitoring arrangement 15 by data network 11.
According to a unshowned replacement embodiment, battery unit 8 also can be assigned to a plurality of solar units.
According to a unshowned replacement embodiment, (oneself) battery unit 8 and/or charging device 9 is set to the Driven by Solar Energy module 20 that forms by solar energy module 3, driver element 4 and control module 5 respectively.At this, have a plurality of Driven by Solar Energy modules 11 as solar facilities according to the embodiment of Fig. 1.
Should be appreciated that, the driver element 4 that is used for guiding according to position of sun solar energy module 3 has first drive motors, be used to drive and be used for the arrangement for deflecting of solar energy module 3 around vertical rotating shaft deflection, also have second drive motors, be used to drive the arrangement for deflecting that is used for solar energy module 3 is centered on the rotating shaft deflection of level.In addition, driver element 4 can have the 3rd drive motors, is used in height carrying out linear displacement with respect to 22 pairs of solar energy modules of the support of fixedlying connected with ground 21 3, referring to Fig. 2.For example, the 3rd drive motors can be used to drive the stretching element 23 that telescopically relative to each other moves, thereby can prevent to cause because of geographical conditions or adjacent solar cell modules 3 cover relevant with daytime to relevant solar energy module 3.
Preferably, between support the opposing party of first drive motors and/or second drive motors, one side and solar energy module 3 transmission device is set, this transmission device has such conversion ratio, promptly makes the location of solar energy module 3 to realize with＜1 ° angular accuracy.Especially not only have a plurality of solar cells at solar energy module 3, and having the optical element (lens) of distributing to each solar cell respectively when being used for focus solar rays to solar energy module 3, thus obtained positioning accuracy has improved the efficient of described solar facilities.By current transformer 6 is constituted the frequency converter with dc voltage input end, can realize the high translational speed of solar energy module 3 or predetermined translational speed curve or translational speed change curve.
According to a unshowned embodiment, solar units 1 can be constituted as, and makes to distribute the supply unit 24 that is formed by battery unit 8 and charging device 9 respectively to the Driven by Solar Energy module 20 that is formed by control module 5, driver element 4 and solar energy module 3 respectively.This Driven by Solar Energy module 20 forms self-sustaining functional module respectively with each supply unit 24 that is distributed, this functional module and other functional module irrespectively and independently produce electric energy by solar rays, even and also guarantee to provide electric energy all the time to control module or driver element when emergency is moved.The electric energy that is produced then can be by in the unshowned inverter feed-in electrical network.
Another embodiment according to the solar facilities of Fig. 2 is provided with a plurality of solar units 25,26,27, and they interconnect by data network 14 respectively.Identical parts or the component function of this embodiment have identical Reference numeral.
Solar units 25,26,27 has a plurality of Driven by Solar Energy modules 28 respectively, and this Driven by Solar Energy module 28 comprises solar energy module 3, driver element 4 and control module 5 as according to the first embodiment of the invention of Fig. 1.Be with the difference of first embodiment, current transformer 29 be set, on the input of this current transformer 29, directly apply alternating voltage U from power supply network 10 in driver element 4 fronts.Current transformer 29 can constitute have rectifier 30, the frequency converter of intermediate circuit 31 and inverter 32, and provide three-phase voltage at output with variable-size and frequency.Control to frequency converter 29 is undertaken by control module 11 or 11 '.First solar units 25 has preferential control module 11, and this preferential control module 11 is connected with sensor unit 13 by connection line (bus system 12).The control module 11 ' of second solar units 26 or the 3rd solar units 27 is not connected with sensor unit 13, but obtains for controlling the important tentation data of solar energy module 3 from the preferential control module 11 of first solar units 25 by data network 14.Control module 11,11 ' disperses to be provided with, and only connects by data network 14.They are designed to respectively, make that each frequency converter 29 that is distributed can be controlled.Be used under the acting in conjunction of sensor unit 13, to produce or, sending the frequency converter 29 of first solar units 25 then to and send the control module 11 ' that is set up in parallel in preferential control module 11 by data network 14 and connection line 34 by manually input generation according to the time on daytime and/or according to the tentation data 33 that weather is located solar energy module 3.Preferential control module 11 and another control module 11 ' constitute in the same manner, perhaps have the identical control function at frequency converter 29.Difference is that mainly preferential control module 11 is connected with sensor unit 13.Have only preferential control module 11 that the sensing data that is provided by sensor unit 13 could be provided thus, acquired information such as positioning instruction " are set to horizontal level owing to high wind-force with solar energy module " and send another control module 11 ' to by data network 14 thus.Control module 11 ' is then the same with preferential control module 11 can to produce regulating command (explanation of location address) according to this positioning instruction, and this regulating command sends frequency converter 29 to as prearranged signals 33, thereby solar energy module 3 is adjusted to preposition.
Sensor unit 13 for example can have wind transducer and wind sensor and hail sensor, can provide the sensing data relevant with weather to control module 11 by them.Then, can regulate corresponding solar energy module 3 according to the sensing data relevant with weather.
Control module 11,11 ' has program storage, has wherein stored the position of sun formula of position of sun algorithm or mathematics, thereby can calculate current position of sun according to the geographical position of solar units 25,26,27.By current transformer control program p1, with sun coordinate (horizontal angle, vertical angle) current location with the current location of solar energy module and solar energy module is relevant, especially the zero crossing with solar energy module is relevant, thus always can by programme-control allow solar energy module follow the tracks of current position of sun.This tentation data or prearranged signals 33 will be transmitted to the Driven by Solar Energy module 28 of solar units 25,26,27.
In addition, control module 11,11 ' has surveillance routine P2 (supervisory programme), is used to detect and/or monitor the current data of unshowned inverter, and this inverter is converted to alternating voltage with the DC voltage that solar energy module 3 produces, and in the feed-in electrical network.Advantageously, can be according to the energy output of this inferred from input data error condition or solar facilities.
In addition, each control module 11,11 ' all has the routine of maintenance (maintenance program) P3, thus according to current state parameter or according to tentation data solar energy module 3 can be set to preferential position (plan-position) with safeguard or cleaning purpose.
Owing to simplify to show, distribute to control module 11,11 ' program P1, P2, P3 and in Fig. 2, only exemplarily illustrate as the part of control module 11.
In addition, each control module 11,11 ' all has data storage and is used to store geographical coordinate.Replace, this position is pre-programmed or input manually.Replace, control module 11,11 ' also has gps receiver, thereby can optimize adjusting parameter/tentation data.Can determine the current location of the solar energy module 3 of preferential control module 11 or distribution by gps receiver.
The function that should be appreciated that above-described control module 11 not only can be used for the solar facilities according to Fig. 2, can also be used for the solar facilities according to Fig. 1.
Certainly, can also be with making up mutually, to improve the efficient of solar facilities according to each functional part of first embodiment of Fig. 1 and each functional part according to second embodiment of Fig. 2.For example, can be with supply unit 24 (battery unit 8, charging device 9) and Driven by Solar Energy module 28 combinations according to the embodiment of Fig. 2, otherwise or.
For example, the control module 5 that is formed by frequency converter 29 can make up with driver element 4, and this driver element has the transmission device that is separately positioned on the motor back, is used for around horizontal or vertical rotating shaft deflection.For electric energy is provided, frequency converter 29 directly is connected with energy supply network 10.Replace, frequency converter 29 can also be connected with battery unit 8, and this battery unit is connected with supply network 10 by charging device 9.Preferably, this embodiment of the present invention makes and can relatively apace solar energy module 3 be set to predetermined obliquity.By the transmission device of coupling is set, guarantee relative high orientation precision, wherein to reach＜1 ° precision in order to be adjusted to corresponding horizontal angle and vertical angle.This higher relatively translational speed helps apace solar energy module 3 being deflected into zero position when emergency is moved.If solar energy module 3 has the efficient that the optical element of angle sensitivity improves solar cell,, then can realize the angle of the position of solar energy module 3 is regulated relatively accurately according to the present invention for example based on the optical element of lens.
Claims (27)
1. control system that is used for solar facilities, this solar facilities has at least one can be around the solar energy module of at least one rotating shaft deflection, this solar energy module is assigned with the drive unit that is useful on according to position of sun guidance solar energy module, wherein this drive unit has driver element and the control module that is used to control this driver element, it is characterized in that
This control module (5) has current transformer (6),
For described control module (5) and/or described driver element (4) provide electric energy, wherein this battery unit (8) can be by means of charging device (9) charging that is arranged between power supply network (10) and the battery unit (8) when normally moving at solar energy module (3) by battery unit (8).
2. control system according to claim 1 is characterized in that, described charging device (9) has control device, makes described battery unit (8) to charge during the permanent charge cycle that continues.
3. control system according to claim 1 and 2, it is characterized in that, described charging device (9) has the control device that cell voltage and predetermined threshold value by battery unit (8) output are compared, wherein for the situation of this cell voltage less than this threshold value, battery unit (8) is charged, and be equal to or greater than the situation of this threshold value for this cell voltage, this battery unit (8) is not charged by cutting off power supply network (10).
4. control system according to claim 3 is characterized in that, the size of described threshold value is selected as making has littler relatively charging current to flow into battery unit (8) during charge cycle.
5. according to each described control system in the claim 1 to 4, it is characterized in that, the electric capacity of described battery unit (8) be designed so that emergency when operation of breaking down at electrical network guarantee by the driver element (4) of battery unit (8) feed and/or control module (5) can continuous service a couple of days.
6. according to each described control system in the claim 1 to 5, it is characterized in that, described driver element (4) has first drive motors, be used for driving and be used for the arrangement for deflecting of solar energy module (3) around vertical rotating shaft deflection, also have second drive motors, be used for driving the arrangement for deflecting that is used for solar energy module (3) is centered on feathering axis deflection.
7. according to each described control system in the claim 1 to 6, it is characterized in that described driver element (4) has the 3rd drive motors, be used in height solar energy module being carried out linear displacement with respect to the support (22) of fixedlying connected with ground (21).
8. according to each described control system in the claim 1 to 7, it is characterized in that described driver element (4) has the transmission device that is separately positioned on after first drive motors and/or second drive motors and/or the 3rd drive motors.
9. according to each described control system in the claim 1 to 8, it is characterized in that, a plurality of solar energy modules (3) form a solar units (1), wherein be that this solar units (1) distributes drive unit (2), this drive unit has a plurality of driver element (4) and/or a plurality of control module (5) and/or a plurality of battery unit (8) and/or a plurality of charging devices (9) of distributing to solar energy module (3) respectively of distributing to solar energy module (3) respectively of distributing to solar energy module (3) respectively of distributing to solar energy module (3) respectively.
10. according to each described control system in the claim 1 to 8, it is characterized in that described battery unit (8) and charging device (9) are assigned to the solar energy module (3) of forming a solar units (1) and organize or distribute to one group of driver element (4).
11. control system that is used for solar facilities, this solar facilities has at least one can be around the solar energy module of at least one rotating shaft deflection, this solar energy module is assigned with the drive unit that is useful on according to position of sun guidance solar energy module, wherein this drive unit has driver element and the control module that is used to control this driver element, this drive unit has and is used to provide according to the time on daytime and/or according to the tentation data of the weather control module to driver element, this control module is electrically connected with sensor unit, wherein by means of the sensing data of this sensor unit generation according to weather, it is characterized in that
-described control module (11) is electrically connected with the current transformer (29) of a plurality of control modules (5) as the distributing control module, wherein these a plurality of control modules (5) or a plurality of driver element (4) are assigned to the solar units of being made up of a plurality of solar energy modules (3) (1,25,26,27)
-described control module (11) has current transformer control program (P1), is used to be identified for the tentation data of current transformer (29), and
-described control module (11) is by the data network (14) and second solar units (26,27) other distributing control modules (11 ') of at least one connect, make these other distributing control modules (11 ') receive the tentation data of the first distributing control module (11), be used to control the current transformer of distributing to these other distributing control modules (11 ') (29) of this solar units (26,27).
12. control system according to claim 11 is characterized in that, the solar energy module (3) of described solar units (1) and/or driver element (4) and/or control module (5,29) are constructed in the same manner.
13., it is characterized in that described data network (14) is constructed to the network of cable connection or is constructed to wireless network according to claim 11 or 12 described control systems.
14. control system that is used for solar facilities, this solar facilities has at least one can be around the solar energy module of at least one rotating shaft deflection, this solar energy module is assigned with the drive unit that is useful on according to position of sun guidance solar energy module, wherein this drive unit has driver element and the control module that is used to control this driver element, this drive unit has and is used to provide according to the time on daytime and/or according to the tentation data of the weather control module to driver element, this control module is electrically connected with sensor unit, wherein by means of the sensing data of this sensor unit generation according to weather, it is characterized in that
-described control module (11) is electrically connected as the current transformer (6,29) of distributing control module and a plurality of control module (5), and wherein these a plurality of control modules (5) or a plurality of driver element (4) are assigned to the solar units of being made up of a plurality of solar energy modules (3) (1,25,26,27)
-described control module (11) has current transformer control program (P1), is used to be identified for the tentation data of control module (5,29), and
-described control module (11) has surveillance routine (P2), is used for detecting and/or monitors the current data of the inverter of the electric energy feed-in electrical network that will produce by solar energy module (3).
15. control system according to claim 14, it is characterized in that, first control module (11) has the routine of maintenance (P3), be used for producing and be used for control module (5,29) tentation data, thus for safeguard and/or cleaning purpose solar energy module (3) can be placed one or more preferential positions.
16., it is characterized in that in described control module (11), having the device of the state parameter of detection control module (5,29) and/or driver element (4) according to claim 15 or 16 described control systems.
17., it is characterized in that described control module (11) has the memory that comprises geographic position data according to each described control system in the claim 11 to 16.
18. according to each described control system in the claim 9 to 17, it is characterized in that, distribute to the control module (5 of each solar energy module (3), 29) by bus system (12) and described control module (11,11 ') connect, make and transmit identical or different control signal is arranged on the back with control driver element (4) to a plurality of control modules (5) by distributing control module (11).
19., it is characterized in that described control module (5) has driving line module (7) respectively according to each described control system in the claim 9 to 18, wherein should drive line module (7) and be connected with distributing control module (11) by bus (12).
20. according to each described control system in the claim 9 to 19, it is characterized in that, the control signal that is produced by distributing control module (11) is addressable, makes the driving line module (7) of distributing to this distributing control module (11) of control module (6) obtain control signal corresponding according to the current state condition of this distributing control module (11).
21. according to each described control system in the claim 9 to 20, it is characterized in that, described distributing control module (11) is connected with at least one sensor unit (13) by bus system (12), and wherein this sensor unit (13) is to the current sensor data of described distributing control module (11) transmission about environmental condition.
22. according to each described control system in the claim 9 to 21, it is characterized in that,, be suitable for identical environmental condition for these solar energy modules (3) for described distributing control module (11) is distributed in the solar energy module (3) of fixed qty in the space.
23. according to each described control system in the claim 9 to 22, it is characterized in that, described distributing control module (11) is connected with long-range central authorities' control/monitoring arrangement (15) by data network (14), make the current status data that in this central authorities' control/monitoring arrangement, can detect driver element (4) and/or control module (5) and/or described distributing control module (11), and/or can change and/or can be set to the control signal that control module (5) is provided with.
24., it is characterized in that described bus system (12) is constructed to field bus system, especially is constructed to the CAN bus system according to each described control system in the claim 9 to 23.
25., it is characterized in that described driver element (4) has motor as drive motors, especially has at least one threephase asynchronous machine or synchronous motor according to each described control system in the claim 9 to 24.
26. control system that is used for solar facilities, this solar facilities has at least one can be around the solar energy module of at least one rotating shaft deflection, this solar energy module is assigned with the drive unit that is useful on according to position of sun guidance solar energy module, wherein this drive unit has driver element and the control module that is used to control this driver element, it is characterized in that, control module (5) has current transformer (29), driver element (4) has at least one motor and distributes to the transmission device of this motor, the feasible position that can solar energy module (3) be set to qualification according to rim condition.
27. control system according to claim 26 is characterized in that, described current transformer (29) is constructed to frequency converter.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007050031A DE102007050031B3 (en) | 2007-10-17 | 2007-10-17 | Control system for solar systems |
| DE102007050031.0 | 2007-10-17 | ||
| PCT/DE2008/001684 WO2009049603A2 (en) | 2007-10-17 | 2008-10-17 | Control system for solar installations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101970951A true CN101970951A (en) | 2011-02-09 |
Family
ID=40435760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008801119203A Pending CN101970951A (en) | 2007-10-17 | 2008-10-17 | Control system for solar installations |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN101970951A (en) |
| DE (1) | DE102007050031B3 (en) |
| WO (1) | WO2009049603A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110032059A (en) * | 2019-04-18 | 2019-07-19 | 浙江辰日新能源技术有限公司 | A kind of intelligent controller day by day of modular communication dual redundant |
Families Citing this family (60)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10693415B2 (en) | 2007-12-05 | 2020-06-23 | Solaredge Technologies Ltd. | Testing of a photovoltaic panel |
| US11881814B2 (en) | 2005-12-05 | 2024-01-23 | Solaredge Technologies Ltd. | Testing of a photovoltaic panel |
| US8816535B2 (en) | 2007-10-10 | 2014-08-26 | Solaredge Technologies, Ltd. | System and method for protection during inverter shutdown in distributed power installations |
| US8013472B2 (en) | 2006-12-06 | 2011-09-06 | Solaredge, Ltd. | Method for distributed power harvesting using DC power sources |
| US11888387B2 (en) | 2006-12-06 | 2024-01-30 | Solaredge Technologies Ltd. | Safety mechanisms, wake up and shutdown methods in distributed power installations |
| US8384243B2 (en) | 2007-12-04 | 2013-02-26 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
| US8947194B2 (en) | 2009-05-26 | 2015-02-03 | Solaredge Technologies Ltd. | Theft detection and prevention in a power generation system |
| US11309832B2 (en) | 2006-12-06 | 2022-04-19 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
| US8319483B2 (en) | 2007-08-06 | 2012-11-27 | Solaredge Technologies Ltd. | Digital average input current control in power converter |
| US11728768B2 (en) | 2006-12-06 | 2023-08-15 | Solaredge Technologies Ltd. | Pairing of components in a direct current distributed power generation system |
| US9130401B2 (en) | 2006-12-06 | 2015-09-08 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
| US11296650B2 (en) | 2006-12-06 | 2022-04-05 | Solaredge Technologies Ltd. | System and method for protection during inverter shutdown in distributed power installations |
| US9112379B2 (en) | 2006-12-06 | 2015-08-18 | Solaredge Technologies Ltd. | Pairing of components in a direct current distributed power generation system |
| US8473250B2 (en) | 2006-12-06 | 2013-06-25 | Solaredge, Ltd. | Monitoring of distributed power harvesting systems using DC power sources |
| US11855231B2 (en) | 2006-12-06 | 2023-12-26 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
| US8319471B2 (en) | 2006-12-06 | 2012-11-27 | Solaredge, Ltd. | Battery power delivery module |
| US8963369B2 (en) | 2007-12-04 | 2015-02-24 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
| US11687112B2 (en) | 2006-12-06 | 2023-06-27 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
| US11735910B2 (en) | 2006-12-06 | 2023-08-22 | Solaredge Technologies Ltd. | Distributed power system using direct current power sources |
| US8618692B2 (en) | 2007-12-04 | 2013-12-31 | Solaredge Technologies Ltd. | Distributed power system using direct current power sources |
| US11569659B2 (en) | 2006-12-06 | 2023-01-31 | Solaredge Technologies Ltd. | Distributed power harvesting systems using DC power sources |
| US9088178B2 (en) | 2006-12-06 | 2015-07-21 | Solaredge Technologies Ltd | Distributed power harvesting systems using DC power sources |
| US8933321B2 (en) | 2009-02-05 | 2015-01-13 | Tigo Energy, Inc. | Systems and methods for an enhanced watchdog in solar module installations |
| US11228278B2 (en) | 2007-11-02 | 2022-01-18 | Tigo Energy, Inc. | System and method for enhanced watch dog in solar panel installations |
| JP2011507465A (en) | 2007-12-05 | 2011-03-03 | ソラレッジ テクノロジーズ リミテッド | Safety mechanism, wake-up method and shutdown method in distributed power installation |
| EP2232690B1 (en) | 2007-12-05 | 2016-08-31 | Solaredge Technologies Ltd. | Parallel connected inverters |
| US11264947B2 (en) | 2007-12-05 | 2022-03-01 | Solaredge Technologies Ltd. | Testing of a photovoltaic panel |
| US9291696B2 (en) | 2007-12-05 | 2016-03-22 | Solaredge Technologies Ltd. | Photovoltaic system power tracking method |
| US8049523B2 (en) | 2007-12-05 | 2011-11-01 | Solaredge Technologies Ltd. | Current sensing on a MOSFET |
| WO2009118682A2 (en) | 2008-03-24 | 2009-10-01 | Solaredge Technolgies Ltd. | Zero current switching |
| EP3719949A1 (en) | 2008-05-05 | 2020-10-07 | Solaredge Technologies Ltd. | Direct current power combiner |
| DE102008044683A1 (en) * | 2008-08-28 | 2010-03-25 | Walcher Meßtechnik GmbH | Photovoltaic system for use at e.g. building wall, has master drives connected together by data bus line, where one of drives is operated as super master drive providing set value data for master drive and collects measured data |
| DE102009021975A1 (en) * | 2009-05-19 | 2010-12-02 | Hista Elektro-Anlagenbau Gmbh | Solar altitude track controlling system for solar collector used for recovering energy from solar radiation, has control units delivering address commands and/or control information to other control units via data bus |
| DE102009041632A1 (en) | 2009-09-17 | 2011-03-24 | Aeg Power Solutions B.V. | Circuit arrangement with an inverter part comprising a central control unit |
| DE102010007962A1 (en) * | 2010-02-12 | 2012-05-10 | Machtwissen.De Ag | Electric propulsion system for position adjustment of reflecting or absorbing panels of solar power plants, has drive for satisfying average energy requirement for generator operation, if additional energy is required from storage device |
| DE102010014788A1 (en) * | 2010-04-13 | 2011-10-13 | Solar Power Group Gmbh | Solar thermal plant |
| ES2729486T3 (en) | 2010-04-22 | 2019-11-04 | Tigo Energy Inc | System and method for improved surveillance in solar panel installations |
| DE202010008439U1 (en) * | 2010-09-02 | 2011-12-07 | Reis Group Holding Gmbh & Co. Kg | System for tracking sunlight-dependent solar cell modules |
| US10230310B2 (en) | 2016-04-05 | 2019-03-12 | Solaredge Technologies Ltd | Safety switch for photovoltaic systems |
| GB2485527B (en) | 2010-11-09 | 2012-12-19 | Solaredge Technologies Ltd | Arc detection and prevention in a power generation system |
| US10673229B2 (en) | 2010-11-09 | 2020-06-02 | Solaredge Technologies Ltd. | Arc detection and prevention in a power generation system |
| US10673222B2 (en) | 2010-11-09 | 2020-06-02 | Solaredge Technologies Ltd. | Arc detection and prevention in a power generation system |
| GB2486408A (en) | 2010-12-09 | 2012-06-20 | Solaredge Technologies Ltd | Disconnection of a string carrying direct current |
| GB2483317B (en) | 2011-01-12 | 2012-08-22 | Solaredge Technologies Ltd | Serially connected inverters |
| WO2013033617A2 (en) * | 2011-09-02 | 2013-03-07 | Sopogy, Inc. | Tracker control module |
| US8570005B2 (en) | 2011-09-12 | 2013-10-29 | Solaredge Technologies Ltd. | Direct current link circuit |
| DE102011082711A1 (en) * | 2011-09-14 | 2013-03-14 | Johannes Fürst zu Waldburg-Wolfegg und Waldsee | Method for controlling a solar thermal power plant with direct evaporation |
| GB2498365A (en) | 2012-01-11 | 2013-07-17 | Solaredge Technologies Ltd | Photovoltaic module |
| GB2498791A (en) | 2012-01-30 | 2013-07-31 | Solaredge Technologies Ltd | Photovoltaic panel circuitry |
| US9853565B2 (en) | 2012-01-30 | 2017-12-26 | Solaredge Technologies Ltd. | Maximized power in a photovoltaic distributed power system |
| GB2498790A (en) | 2012-01-30 | 2013-07-31 | Solaredge Technologies Ltd | Maximising power in a photovoltaic distributed power system |
| GB2499991A (en) | 2012-03-05 | 2013-09-11 | Solaredge Technologies Ltd | DC link circuit for photovoltaic array |
| US10115841B2 (en) | 2012-06-04 | 2018-10-30 | Solaredge Technologies Ltd. | Integrated photovoltaic panel circuitry |
| US9548619B2 (en) | 2013-03-14 | 2017-01-17 | Solaredge Technologies Ltd. | Method and apparatus for storing and depleting energy |
| US9941813B2 (en) | 2013-03-14 | 2018-04-10 | Solaredge Technologies Ltd. | High frequency multi-level inverter |
| EP2779251B1 (en) | 2013-03-15 | 2019-02-27 | Solaredge Technologies Ltd. | Bypass mechanism |
| US9318974B2 (en) | 2014-03-26 | 2016-04-19 | Solaredge Technologies Ltd. | Multi-level inverter with flying capacitor topology |
| US11018623B2 (en) | 2016-04-05 | 2021-05-25 | Solaredge Technologies Ltd. | Safety switch for photovoltaic systems |
| US11177663B2 (en) | 2016-04-05 | 2021-11-16 | Solaredge Technologies Ltd. | Chain of power devices |
| FR3059391B1 (en) * | 2016-11-28 | 2018-12-07 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | SOLAR POWER PLANT WITH CONCENTRATION. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4215410A (en) * | 1979-02-09 | 1980-07-29 | Jerome H. Weslow | Solar tracker |
| US4445030A (en) * | 1981-12-31 | 1984-04-24 | Acurex Corporation | Tracking arrangement for a solar energy collecting system |
| EP0231211A4 (en) * | 1985-07-11 | 1987-09-02 | Allan Russell Jones | Electronic control circuit. |
| US5144153A (en) * | 1989-10-02 | 1992-09-01 | Automation And Protection Systems, Inc. | Method and apparatus for operating motorized gate upon loss of electrical power thereto |
| US5191876A (en) * | 1992-03-04 | 1993-03-09 | Atchley Curtis L | Rotatable solar collection system |
| DE202004018286U1 (en) * | 2004-11-25 | 2006-04-06 | Fiegl, Klaus | Mounting plate for solar energy arrangement, has condition bottom, on which module board is supported with solar energy module, where condition bottom essentially causes sufficient stabilization of solar energy arrangement by its weight |
| DE102005013334A1 (en) * | 2005-03-23 | 2006-09-28 | Krüger Elektrotechnik GmbH | Process for automatically directing the collector surface of a driven solar generator uses weather and sun condition data to optimize direction |
| JP2007103713A (en) * | 2005-10-05 | 2007-04-19 | Sharp Corp | Tracking solar light generation system, its control method, and its control program |
| ITPD20070082A1 (en) * | 2007-03-09 | 2008-09-10 | Alessandro Chiorlin | METHOD AND DEVICE FOR THE ORIENTATION COMMAND OF SURFACES SURFACES OF PHOTO-VOLTAIC PANELS INTENDED FOR PLANTS FOR THE PRODUCTION OF ELECTRICITY |
-
2007
- 2007-10-17 DE DE102007050031A patent/DE102007050031B3/en not_active Expired - Fee Related
-
2008
- 2008-10-17 CN CN2008801119203A patent/CN101970951A/en active Pending
- 2008-10-17 WO PCT/DE2008/001684 patent/WO2009049603A2/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110032059A (en) * | 2019-04-18 | 2019-07-19 | 浙江辰日新能源技术有限公司 | A kind of intelligent controller day by day of modular communication dual redundant |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102007050031B3 (en) | 2009-04-16 |
| WO2009049603A3 (en) | 2010-08-12 |
| WO2009049603A2 (en) | 2009-04-23 |
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